Add 3/40 and 4/6
3/40 + 4/6 is 89/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
3/40 = 3 × 3/40 × 3 = 9/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
4/6 = 4 × 20/6 × 20 = 80/120 - Add the two like fractions:
9/120 + 80/120 = 9 + 80/120 = 89/120 - So, 3/40 + 4/6 = 89/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/40+4/6 3/40+8/6 3/80+4/6 3/40+4/12 9/40+4/6 3/40+12/6 3/40+4/18 15/40+4/6 3/40+20/6 3/40+4/30 21/40+4/6 3/40+28/6 3/40+4/42